| 摘要 |
PCT No. PCT/US96/17069 Sec. 371 Date Jun. 11, 1998 Sec. 102(e) Date Jun. 11, 1998 PCT Filed Oct. 24, 1996 PCT Pub. No. WO97/15652 PCT Pub. Date May 1, 1997A cleaning formulation, in tablet form, capable of providing a metered release of cleaning active while immersed in the tank of a toilet. The tablet comprises greater than about 85 to 99 weight percent of a halohydantoin plus about 1 to 15 weight percent of a longevity aid comprising boric acid. |
